Intrinsically safe power supplies for use in coal mines. Specification for d.c. power supplies Part 1, (31st July 1989)

• Record Type: Book
• Authors: British Standards Institution,
• Publisher Details: London : British Standards Institution
• Publication Date: 1989
• Extent: 1 online resource (12 pages)
• Subjects: 602.1841; Coal mining; Design; Voltage; Electrical components; Inductance; Circuits; Type i protected electrical equipment; Electric power distribution; Mining equipment; Direct-current power transmission; Underground electric power distribution; Marking
• Languages: English
• Related ISBNs: 0580124150
• ISSNs: 1012-8771
• Access Rights: Legal Deposit; Only available on premises controlled by the deposit library and to one user at any one time; The Legal Deposit Libraries (Non-Print Works) Regulations (UK).
• Access Usage: Restricted: Printing from this resource is governed by The Legal Deposit Libraries (Non-Print Works) Regulations (UK) and UK copyright law currently in force.